Table 3: Results of quantification of F2-IsoPs from 5 consecutive injections of the same pooled sample.

F2-IsoPs levels (pg/mL)

No additional holding

30-min holding

CSF-1

56.1

54.8

CSF-2

55.5

55.3

CSF-3

54.8

55.2

CSF-4

54.1

56.4

CSF-5

53.8

55.5

Mean ± SD

(CV%)

(1.8%)

(1.1%)

The sample number was designated according to the sequence of injection. There was no statistical significance between two sets of data obtained by two different methods ( under assumption of equal variance).